Home / 41,142.40-56,775.84-22,279.36

Finding the Fourth Proportional to 41,142.40, 56,775.84 and 22,279.36

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Solution

The fourth proportional to 41,142.40, 56,775.84 and 22,279.36 is: 30,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,142.40 : 56,775.84 = 22,279.36 : x
  2. Step 2: Convert to fraction form
    41,142.40/56,775.84 = 22,279.36/x
  3. Step 3: Cross multiply
    41,142.40x = 56,775.84 × 22,279.36
  4. Step 4: Simplify right side
    41,142.40x = 1,264,929,378.66
  5. Step 5: Solve for x
    x = 1,264,929,378.66/41,142.40
  6. Step 6: Final answer
    x = 30,745.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.